Shoe upper



FIG. 1 is a left-side elevational view of a shoe upper showing my new design. The broken line showing a sole is for environmental purposes only and forms no part of the claimed invention;

FIG. 2 is a top plan view thereof;

FIG. 3 is a right-side elevational view thereof;

FIG. 4 is a front elevational view thereof; and,

FIG. 5 is a rear elevational view. 

The ornamental design for a shoe upper, as shown and described. 